CN109713421A - Antenna assembly - Google Patents
Antenna assembly Download PDFInfo
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- CN109713421A CN109713421A CN201811572248.XA CN201811572248A CN109713421A CN 109713421 A CN109713421 A CN 109713421A CN 201811572248 A CN201811572248 A CN 201811572248A CN 109713421 A CN109713421 A CN 109713421A
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- clamping bushing
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Abstract
The invention discloses a kind of antenna assemblies, belong to field of antenna.The antenna assembly includes first antenna, second antenna, elastic clamping bushing and locking nut, the first end of first antenna is actively plugged in the first end of the second antenna, locking nut is set in outside first antenna, the inner wall of locking nut, the end face of the first end of second antenna and the periphery wall of first antenna surround an annular chamber, elastic clamping bushing is set in outside first antenna, elastic clamping bushing is located at annular chamber, elastic clamping bushing is in pyramid type, the end face of the biggish one end of the outer diameter of elastic clamping bushing and the end face of the first end of the second antenna offset, the periphery wall of elastic clamping bushing is affixed with pyramid type inner wall.Keep first antenna and the second antenna relatively fixed by tightening locking nut, connection type is reliable, can produce biggish frictional force between locking nut screwing elastic clamping bushing and first antenna, and first antenna is not easy to loosen with the second antenna.
Description
Technical field
The present invention relates to field of antenna, in particular to a kind of antenna assembly.
Background technique
Antenna assembly is the important component of communication system, for sending and receiving for signal.
Collapsible antenna is a kind of common antenna assembly, and collapsible antenna includes the first antenna to connect together and the
Two antennas, when not in use, first antenna can be withdrawn into the second antenna, shorten the length of antenna assembly.When in use, may be used
To pull out first antenna from the second antenna, increase the length of antenna assembly.
First antenna and the second antenna be all it is tapered, when first antenna is pulled out from the second antenna, first antenna
The one end being relatively large in diameter is inserted in lesser one end of diameter of the second antenna, and the second antenna of first antenna tensioner makes first antenna
And second generate certain frictional force between antenna, so that first antenna be made to keep stretching state.When pulling out first antenna, make
Power is of different sizes, and the tensioner degree between first antenna and the second antenna is also different, leads to first antenna and second day
Connection between line is unreliable, is easy to loosen.
Summary of the invention
The embodiment of the invention provides a kind of antenna assemblies, can be avoided and loosen between first antenna and the second antenna.Institute
It is as follows to state technical solution:
The embodiment of the invention provides a kind of antenna assemblies, including first antenna, the second antenna, elastic clamping bushing and lock
Tight nut, second antenna are tubular structure, the first antenna and second antenna all have opposite first end and
Second end, the first end of the first antenna are actively plugged in the first end of second antenna, and the locking nut is arranged
Outside the first antenna, the inner wall of the locking nut includes coaxial cylindrical type inner wall, circular planes and pyramid type inner wall,
The one end of the pyramid type inner wall being relatively large in diameter is connect with the inner circle of the circular planes, the cylindrical type inner wall and the circle
The outer circle of plane of a loop connects, and the cylindrical type inner wall is equipped with the interior spiral shell for being threadedly coupled with the first end of second antenna
Line, the inner wall of the locking nut, the end face of first end of second antenna and the periphery wall of the first antenna surround
One annular chamber, the elastic clamping bushing are set in outside the first antenna, and the elastic clamping bushing is located at the annular chamber,
The elastic clamping bushing is in pyramid type, the end face of biggish one end of outer diameter of the elastic clamping bushing and second antenna
The end face of first end offset, the periphery wall of the elastic clamping bushing is affixed with the pyramid type inner wall.
Optionally, the first end of the first antenna is equipped with outward flange, and the first end of second antenna is equipped with inward flange,
The outer diameter of the outward flange is greater than the internal diameter of the inward flange.
Optionally, the end face close to the inward flange of the outward flange is equipped with the first position limiting structure, the inward flange
Close to the outward flange end face be equipped with the second position limiting structure, first position limiting structure and the second position limiting structure phase
Mutually matching locks the first antenna and second antenna with circumferential.
Optionally, one in first position limiting structure and second position limiting structure be retention bead, described first
Another in position limiting structure and second position limiting structure is limiting groove.
Optionally, the limiting groove has multiple, multiple limiting grooves around second antenna axis angularly
Circle distribution.
Optionally, the antenna assembly further includes the first prompt device, contact switch, the contact switch and described first
Device electrical connection is prompted, in a tubular form, the tube wall of the first antenna is equipped with opening, the contact switch position to the first antenna
In in the first antenna, and the contact switch is located at the opening, has touching on the inner wall of the elastic clamping bushing
Hair protrusion, the triggering protrusion are connected for triggering the contact switch when contacting with the contact switch.
Optionally, the contact switch includes two metal clips, and the metal clips has fixing end and free end, institute
It states fixing end to be fixed in the first antenna, the free end is located at the opening, the freedom of described two metal clips
It holds positioned opposite.
Optionally, there are multiple triggering protrusions, multiple triggering protrusions on the inner wall of the elastic clamping bushing
Along the circumferentially distributed of the elastic clamping bushing.
It optionally, further include inductance coil and the second prompt device, the inductor wire snare is in the first antenna or institute
It states outside the second antenna, the inductance coil is electrically connected with the second prompt device.
Optionally, the first end of the end face and second antenna of biggish one end of outer diameter of the elastic clamping bushing
The circumferential position limiting structure to match is equipped between end face.
Technical solution bring beneficial effect provided in an embodiment of the present invention includes at least: by the way that first antenna to be inserted into
In second antenna, and elastic clamping bushing and locking nut are filled in first antenna housing, locking nut and the second antenna screw thread connect
It connects, since the end face of the biggish one end of the outer diameter of elastic clamping bushing and the end face of the first end of the second antenna offset, elastic clip
The periphery wall of clamping hub and the pyramid type inner wall of locking nut are affixed, therefore when tightening locking nut, the end face of the second antenna
It will push elastic clamping bushing, the pyramid type inner wall of locking nut squeezes elastic clamping bushing, makes elastic clamping bushing coining the
One antenna holds first antenna tightly by elastic clamping bushing.Keep first antenna and the second antenna relatively solid by tightening locking nut
Fixed, connection type is reliable, can produce biggish frictional force between locking nut screwing elastic clamping bushing and first antenna, the
One antenna is not easy to loosen with the second antenna.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of partial structural diagram of antenna assembly provided in an embodiment of the present invention；
Fig. 2 is a kind of partial structural diagram of locking nut provided in an embodiment of the present invention；
Fig. 3 is a kind of partial structural diagram of first antenna provided in an embodiment of the present invention；
Fig. 4 is a kind of partial structural diagram of second antenna provided in an embodiment of the present invention；
Fig. 5 is a kind of partial structural diagram of second antenna provided in an embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of elastic clamping bushing provided in an embodiment of the present invention；
Fig. 7 is a kind of partial structural diagram of antenna assembly provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of partial structural diagram of antenna assembly provided in an embodiment of the present invention.As shown in Figure 1, the antenna
Device includes first antenna 11, the second antenna 12, elastic clamping bushing 20 and locking nut 30.Second antenna 12 is tubulose knot
Structure, first antenna 11 and the second antenna 12 all have opposite first end and second end, and the first end activity of first antenna 11 is inserted
In the first end of the second antenna 12.
Locking nut 30 is set in outside first antenna 11.Fig. 2 is a kind of office of locking nut provided in an embodiment of the present invention
Portion's structural schematic diagram.As shown in Fig. 2, the inner wall of locking nut 30 include coaxial cylindrical type inner wall 30a, circular planes 30b and
The one end of pyramid type inner wall 30c, pyramid type inner wall 30c being relatively large in diameter is connect with the inner circle of circular planes 30b, cylindrical type inner wall
30a is connect with the outer circle of circular planes 30b.Cylindrical type inner wall 30a is equipped with for being threadedly coupled with the first end of the second antenna 12
Internal screw thread.The end face of the first end of the inner wall of locking nut 30, the second antenna 12 and the periphery wall of first antenna 11 surround
One annular chamber A.
Elastic clamping bushing 20 is set in outside first antenna 11, and elastic clamping bushing 20 is located at annular chamber A.Elastic clip Pian tight liner
Set 20 is in pyramid type, the end face phase of the end face of the biggish one end of the outer diameter of elastic clamping bushing 20 and the first end of the second antenna 12
It supports, periphery wall and the pyramid type inner wall 30c of elastic clamping bushing 20 are affixed.
Elastic clamping bushing and locking screw are filled by the way that first antenna to be inserted into the second antenna, and in first antenna housing
Mother, locking nut were threadedly coupled with the second antenna, due to the end face of the biggish one end of the outer diameter of elastic clamping bushing and second day
The end face of the first end of line offsets, and the periphery wall of elastic clamping bushing and the pyramid type inner wall of locking nut are affixed, therefore is twisting
When tight locking nut, the end face of the second antenna will push elastic clamping bushing, and the pyramid type inner wall of locking nut squeezes elastic clip
Clamping hub makes elastic clamping bushing coining first antenna, holds first antenna tightly by elastic clamping bushing.By tightening locking nut
Keep first antenna and the second antenna relatively fixed, connection type is reliable, locking nut screwing elastic clamping bushing and first antenna
Between can produce biggish frictional force, first antenna is not easy to loosen with the second antenna.
As shown in Figure 1, the first end of first antenna 11 can be equipped with outward flange 111, the first end of the second antenna 12 can be with
Equipped with inward flange 121, the outer diameter of outward flange 111 is greater than the internal diameter of inward flange 121.The phase interworking of inward flange 121 and outward flange 111
Conjunction can separate to avoid first antenna 11 with the second antenna 12.
The outer diameter of outward flange 111 can be identical as the internal diameter of first antenna 11, and the internal diameter of inward flange 121 can be with first day
The outer diameter of line 11 is identical, can make more smoothly to relatively move between first antenna 11 and the second antenna 12 in this way.
Optionally, the first position limiting structure, inward flange 121 can be equipped on the end face of the close inward flange 121 of outward flange 111
Close outward flange 111 end face on can be equipped with the second position limiting structure.First position limiting structure and the second position limiting structure mutual
It is equipped with circumferential locking first antenna 11 and the second antenna 12.By the first position limiting structure of setting and the second position limiting structure, can keep away
Exempt from when turning locking nut 30, first antenna 11 rotates with respect to the second antenna 12 and generates abrasion.
Fig. 3 is a kind of partial structural diagram of first antenna provided in an embodiment of the present invention.As shown in figure 3, the first limit
Bit architecture is retention bead 1111.Fig. 4 is a kind of partial structural diagram of second antenna provided in an embodiment of the present invention.Such as figure
Shown in 4, the second position limiting structure is limiting groove 121a.After pulling out first antenna 11, first antenna 11 can be rotated, makes to limit
Protrusion 1111 snaps onto limiting groove 121a, and in this way during turning locking nut 30, first antenna 11 can not just be sent out
Raw rotation.
Optionally, limiting groove 121a can have multiple, axis isogonism of multiple limiting groove 121a around the second antenna 12
Spend circle distribution.Antenna assembly when in use, other than pulling out first antenna 11 from the second antenna 12, sometimes may be used also
It can need to rotate by a certain angle first antenna 11 with respect to the second antenna 12, to obtain better signal transmitting and receiving effect.By setting
Set multiple limiting groove 121a, can snap onto retention bead 1111 in suitable limiting groove 121a in this way, with obtain compared with
Good signal transmitting and receiving effect.
In another embodiment of the invention, the first position limiting structure can be limiting groove 121a, and the second limit is tied
Structure can be retention bead 1111.Limiting groove 121a is arranged on outward flange 111, and the setting of retention bead 1111 is existed
On inward flange 121.
Optionally, retention bead 1111 can be in the shapes such as cylindrical type, pyramid type, hemispherical, the shape of limiting groove 121a
Shape can be identical as the shape of retention bead 1111, when so that retention bead 1111 being snapped onto limiting groove 121a, limit convex
Playing 1111 surface can be affixed with the surface of limiting groove 121a.
As shown in Figure 1, antenna assembly can also include the first prompt device (not shown) and contact switch 40.Contact switch
40 are electrically connected with the first prompt device, and in a tubular form, the tube wall of first antenna 11 is equipped with opening 11a to first antenna 11, and contact is opened
It closes 40 to be located in first antenna 11, and contact switch 40 is located at opening 11a.There is triggering on the inner wall of elastic clamping bushing 20
Protrusion 21, triggering protrusion 21 are connected for triggering contact switch 40 when contacting with contact switch 40.It when in use can basis
It needs to tighten locking nut after first antenna 11 is pulled out suitable length, first antenna 11 and the second antenna 12 is fixed.
When pulling first antenna 11, if first antenna 11 has been drawn to suitable position, the opening on the tube wall of first antenna 11
11a meeting face triggering protrusion 21, when turning locking nut 30, after elastic clamping bushing 20 is squeezed, triggers raised 21 meetings
It extend into opening 11a, to trigger contact switch 40, contact switch 40 is connected.The first prompt device issues prompt at this time
Information, staff is according to prompt information it is known that whether first antenna 11 has been drawn to suitable position.Further, since
Only after locking nut 30 is tightened to a certain extent, the deformation that elastic clamping bushing 20 generates just is enough to make triggering protrusion 21 will
Whether contact switch 40 triggers, therefore, be also known that locking nut 30 according to the prompt information that the first prompt device issues
It is tightened enough, locking nut 30 is avoided to twist to cross and send or tension.
Optionally, the end face of the first end of the end face of the biggish one end of the outer diameter of elastic clamping bushing 20 and the second antenna 12
Between can be equipped with the circumferential position limiting structure that matches.The elastic clip when turning locking nut 30 is avoided by circumferential position limiting structure
Clamping hub 20 also rotates together.
Circumferential position limiting structure may include the fin and groove to match.Fig. 5 is provided in an embodiment of the present invention a kind of
The partial structural diagram of two antennas.As shown in figure 5, the end face of the first end of the second antenna 12 can be set several it is convex
Rib 122, fin 122 are radially extended along the second antenna 12.Fig. 6 is a kind of elastic clamping bushing provided in an embodiment of the present invention
Structural schematic diagram.As shown in fig. 6, several grooves can be equipped on the end face of the biggish one end of the outer diameter of elastic clamping bushing 20
20a, groove 20a are radially extended along elastic clamping bushing 20, and fin 122 is stuck in groove 20a, are turning locking nut in this way
When 30, the second antenna 12 pushes elastic clamping bushing 20, and elastic clamping bushing 20 can be inwardly sliding along fin 122 when deformation occurs
Dynamic, simultaneously because the cooperation of fin 122 and groove 20a, elastic clamping bushing 20 can not be rotated with locking nut 30.Show in Fig. 5
4 fins 122 are shown to example property, 4 groove 20a are schematically illustrated in Fig. 6 also can be set in actual setting
At least one can be set in the fin 122 of other quantity and the groove 20a of other quantity, fin 122 and groove 20a, and convex
The quantity of rib 122 can be less than groove 20a.
As shown in fig. 6, can have multiple triggering protrusions 21 on the inner wall of elastic clamping bushing 20, multiple triggering protrusions 21
Along the circumferentially distributed of elastic clamping bushing 20.Due to when in use, may also need first antenna 11 with respect to the second antenna 12
It rotates a certain angle, by the way that multiple triggering protrusions 21 are arranged, in this way after first antenna 11 rotates by a certain angle, still may be used
Raised 21 faces opening 11a is triggered to have to trigger contact switch 40 after tightening locking nut 30.
Optionally, opening 11a can be located at the first end of first antenna 11, when the length that first antenna 11 pulls out reaches most
When long, opening 11a face triggering protrusion 21.When using antenna assembly, it will usually draw first antenna 11 and the second antenna 12
Longest state is moved, when the length that first antenna 11 pulls out reaches longest, opening 11a face triggering protrusion 21 thus may be used
To guarantee that first antenna 11 can be drawn to longest state when using antenna assembly.
As shown in Figure 1, contact switch 40 may include two metal clips 41, metal clips 41 has fixing end and freedom
End, fixing end are fixed in first antenna 11, and free end is located at opening 11a, and the free end of two metal clips 41 is with respect to cloth
It sets.Triggering protrusion 21 can push the free end of two metal clips 41 is opposite to draw close after being pressed into opening 11a, when
When the free end of two metal clips 41 contacts with each other, contact switch 40 is connected.
It can be with mutually insulated between metal clips 41 and first antenna 11.Since first antenna 11 and the second antenna 12 are all
Metal clips 41 and 11 insulation set of first antenna can be connected two metal clips 41 to avoid first antenna 11 by metalwork.
Such as the surface layer of metal clips 41 can be equipped with insulated paint, the position that two metal clips 41 contact with each other does not cover insulated paint,
It can be connected after contacting two metal clips 41.
It is can be set in first antenna 11 there are two the 11a that is open, two axis centres of the 11a about first antenna 11 that are open
Symmetrically, thus two metal clips 41 can be pushed simultaneously by two triggering protrusions 21, contact two metal clips 41
And it is connected.
First prompt device may include signal lamp, buzzer or a combination thereof, correspondingly, what the first prompt device issued
Standby signal can be optical signal, voice signal or a combination thereof.Signal lamp can be light emitting diode, LED power
It is low, advantageously reduce power consumption.Illustratively, light emitting diode can be set on the outer wall of first antenna 11, light emitting diode
It can be electrically connected by conducting wire with two metal clips 41, when two metal clips 41 contact with each other, light emitting diode is lighted.
The conducting wire of connection light emitting diode can be set in first antenna 11.The power supply of driving light emitting diode also can be set the
In one antenna 11, power supply can be button cell, small in size, be easily installed.When the first prompt device is arranged in first antenna 11
Periphery wall on when, the first prompt device should be without departing from the outer surface of first antenna 11, to avoid the first prompt component influences the
One antenna 11 stretches.
Optionally, the first prompt device can be set on the end face of the second end of first antenna 11, can facilitate the in this way
The setting of one prompt device, avoids drilling on the side wall of first antenna 11.And when the first prompt device includes signal lamp, letter
Signal lamp is located on the end face of the second end of first antenna 11, and the optical signal of sending is more eye-catching, it is easier to be noticeable.
Referring to Fig.1, which can also include inductance coil 50 and the second prompt device (not shown).Inductance coil
50 sets outside first antenna 11 or the second antenna 12, inductance coil 50 with second prompt device be electrically connected.Emit in antenna assembly
When radio wave, radio wave makes to generate electric current in inductance coil 50 by inductance coil 50, the to be connected with inductance coil 50
Two prompt device work, issue prompt information, inform that personnel's antenna assembly of surrounding is emitting radio wave, can play police
It is shown as using, prevents personnel close or touching antenna assembly.
Optionally, inductance coil 50 can cover outside the second antenna 12, and such inductance coil 50 can not influence first day
Line 11 is taken in the second antenna 12.
Second prompt device may include signal lamp, buzzer or a combination thereof, correspondingly, what the second prompt device issued
Standby signal can be optical signal, voice signal or a combination thereof.Signal lamp can be light emitting diode, LED power
It is low, advantageously reduce power consumption.
The first prompt device of setting and when the second prompt device at the same time, the prompt information and that the first prompt device issues
The prompt information that two prompt devices issue answers difference, in order to personnel's differentiation.Such as first prompt device be signal lamp, first mentions
Show that the prompt information that device issues is optical signal, the second prompt device is buzzer, the prompt information that the second prompt device issues
For voice signal.When the first prompt device and the second prompt device all include signal lamp, the light that the first prompt device issues is believed
Number the color of optical signal that is issued from the second prompt device of color can be different, such as the optical signal of the first prompt device sending
For green, the optical signal that the second prompt device issues is red.When the first prompt device and the second prompt device all include buzz
When device, the voice signal that the voice signal that the first prompt device issues is issued with the second prompt device be can also be different.
Optionally, it can be arranged with tubular shell 52 outside the second antenna 12, inductance coil 50 can be set in tubular shell
Inside 52, to provide protection to inductance coil 50.Second prompt device can be set on tubular shell 52, to facilitate installation.
Fig. 7 is a kind of partial structural diagram of antenna assembly provided in an embodiment of the present invention.As shown in fig. 7, second mentions
Show that device may include multiple signal lamps 51, multiple signal lamps 51 along tubular shell 52 circumferential circle distribution in tubular shell 52
Outer wall on, by be arranged one week signal lamp 51, can make the personnel of different direction that can observe signal lamp 51.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of antenna assembly, which is characterized in that including first antenna (11), the second antenna (12), elastic clamping bushing (20)
With locking nut (30), second antenna (12) is tubular structure, the first antenna (11) and second antenna (12)
Opposite first end and second end is all had, the first end of the first antenna (11) is actively plugged in second antenna (12)
First end in, the locking nut (30) is set in the first antenna (11) outside, the inner wall packet of the locking nut (30)
Coaxial cylindrical type inner wall (30a), circular planes (30b) and pyramid type inner wall (30c) are included, the pyramid type inner wall (30c)
The one end being relatively large in diameter is connect with the inner circle of the circular planes (30b), the cylindrical type inner wall (30a) and the circular planes
The outer circle of (30b) connects, and the cylindrical type inner wall (30a) is equipped with for being threadedly coupled with the first end of second antenna (12)
Internal screw thread, the inner wall of the locking nut (30), the end face of the first end of second antenna (12) and first day described
The periphery wall of line (11) surrounds an annular chamber (A), and the elastic clamping bushing (20) is set in the first antenna (11) outside, institute
It states elastic clamping bushing (20) and is located at the annular chamber (A), the elastic clamping bushing (20) is in pyramid type, the elastic clamping
The end face of biggish one end of outer diameter of bushing (20) and the end face of the first end of second antenna (12) offset, the elastic clip
The periphery wall of clamping hub (20) is affixed with the pyramid type inner wall (30c).
2. antenna assembly according to claim 1, which is characterized in that the first end of the first antenna (11) is equipped with evagination
The first end of edge (111), second antenna (12) is equipped with inward flange (121), and the outer diameter of the outward flange (111) is greater than described
The internal diameter of inward flange (121).
3. antenna assembly according to claim 2, which is characterized in that the close inward flange of the outward flange (111)
(121) end face is equipped with the first position limiting structure, and the inward flange (121) sets on the end face of the outward flange (111)
There is the second position limiting structure, first position limiting structure and second position limiting structure are mutually matched to be locked described first day with circumferential
Line (11) and second antenna (12).
4. antenna assembly according to claim 3, which is characterized in that first position limiting structure and the second limit knot
One in structure is retention bead (1111), another in first position limiting structure and second position limiting structure is limit
Groove (121a).
5. antenna assembly according to claim 4, which is characterized in that the limiting groove (121a) has multiple, Duo Gesuo
State axis angularly circle distribution of the limiting groove (121a) around second antenna (12).
6. described in any item antenna assemblies according to claim 1~5, which is characterized in that further include the first prompt device, contact
It switchs (40), the contact switch (40) is electrically connected with the first prompt device, and the first antenna (11) is in a tubular form, described
The tube wall of first antenna (11) is equipped with opening (11a), and the contact switch (40) is located in the first antenna (11), and institute
It states contact switch (40) to be located at the opening (11a), there is triggering protrusion on the inner wall of the elastic clamping bushing (20)
(21), the triggering raised (21) is used to trigger the contact switch (40) when contacting with the contact switch (40) and be connected.
7. antenna assembly according to claim 6, which is characterized in that the contact switch (40) includes two metal clips
(41), the metal clips (41) has fixing end and free end, and the fixing end is fixed in the first antenna (11), institute
It states free end to be located at the opening (11a), the free end of described two metal clips (41) is positioned opposite.
8. antenna assembly according to claim 6, which is characterized in that have on the inner wall of the elastic clamping bushing (20)
Multiple triggerings are raised (21), and multiple triggerings raised (21) are along the circumferentially distributed of the elastic clamping bushing (20).
9. described in any item antenna assemblies according to claim 1~5, which is characterized in that further include inductance coil (50) and
Two prompt devices, the inductance coil (50) cover the first antenna (11) or second antenna (12) outside, the inductance
Coil (50) is electrically connected with the second prompt device.
10. described in any item antenna assemblies according to claim 1~5, which is characterized in that the elastic clamping bushing (20)
The circumferential limit to match is equipped between the end face of the first end of the end face of the biggish one end of outer diameter and second antenna (12)
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572248.XA CN109713421B (en) | 2018-12-21 | 2018-12-21 | Antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572248.XA CN109713421B (en) | 2018-12-21 | 2018-12-21 | Antenna device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109713421A true CN109713421A (en) | 2019-05-03 |
| CN109713421B CN109713421B (en) | 2020-10-02 |
Family
ID=66257169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811572248.XA Active CN109713421B (en) | 2018-12-21 | 2018-12-21 | Antenna device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109713421B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2778905C1 (en) * | 2021-06-15 | 2022-08-29 | Акционерное общество "Омский научно-исследовательский институт приборостроения" (АО "ОНИИП") | Telescopic mast |
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| CN105356089A (en) * | 2015-12-10 | 2016-02-24 | 国网四川省电力公司凉山供电公司 | Ground wire installation structure |
| CN205414460U (en) * | 2016-04-05 | 2016-08-03 | 河北工业大学 | Tube part anchor clamps suitable for full automatic production line |
| CN108281755A (en) * | 2018-01-24 | 2018-07-13 | 山东嘉航电子信息技术有限公司 | A kind of portable antenna device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2778905C1 (en) * | 2021-06-15 | 2022-08-29 | Акционерное общество "Омский научно-исследовательский институт приборостроения" (АО "ОНИИП") | Telescopic mast |
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| CN109713421B (en) | 2020-10-02 |
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